- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 51/083 - Preparation of carboxylic acids or their salts, halides, or anhydrides from carboxylic acid anhydrides
Patent holdings for IPC class C07C 51/083
Total number of patents in this class: 31
10-year publication summary
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1
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1
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1
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1
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5
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1
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4
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2
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2
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nouryon Chemicals International B.V. | 616 |
4 |
| Cleantech Building Materials Plc | 4 |
3 |
| Boehringer Ingelheim International GmbH | 4644 |
2 |
| Milliken & Company | 1183 |
2 |
| BASF SE | 21083 |
1 |
| ExxonMobil Chemical Patents Inc. | 3954 |
1 |
| Vertex Pharmaceuticals Incorporated | 1621 |
1 |
| Biogen Inc. | 18 |
1 |
| Chang Gung University | 123 |
1 |
| Krause-rohm-systeme AG | 6 |
1 |
| Lek Pharmaceuticals d.d. | 198 |
1 |
| New Japan Chemical Co., Ltd. | 68 |
1 |
| Novomer, Inc. | 212 |
1 |
| Osaka Organic Chemical Industry Ltd. | 132 |
1 |
| Rheinisch-westfalische Technische Hochschule Aachen | 127 |
1 |
| Saltigo GmbH | 60 |
1 |
| Sun Chemical B.V. | 369 |
1 |
| Titan Wood Limited | 58 |
1 |
| The United States of America, as represented by the Secretary of Agriculture | 1118 |
1 |
| Watson Laboratories, Inc. | 16 |
1 |
| Other owners | 4 |